diff --git a/substrate/.travis.yml b/substrate/.travis.yml
index 040523096e323a085ac552e804d423300837ca8e..4180defedfd6a091286a4733656cb819a3230176 100644
--- a/substrate/.travis.yml
+++ b/substrate/.travis.yml
@@ -23,11 +23,6 @@ before_install:
 script:
   - ./ci/script.sh
 
-after_success:
-  - if [ "$TARGET" == "wasm" ] && [ "$TRAVIS_PULL_REQUEST" != "true" ] && [ "$TRAVIS_BRANCH" == "master" ]; then
-      ./ci/publish-wasm.sh;
-    fi
-
 after_script:
   # Check how much free disk space left after the build
   - df -h
diff --git a/substrate/ci/publish-wasm.sh b/substrate/ci/publish-wasm.sh
deleted file mode 100755
index ee1db2942f722a35107af146a79bf8ed51098394..0000000000000000000000000000000000000000
--- a/substrate/ci/publish-wasm.sh
+++ /dev/null
@@ -1,64 +0,0 @@
-#!/usr/bin/env bash
-
-# Publish wasm binaries into the special repository.
-# This script assumes that wasm binaries have already been built.
-# Requires GH_TOKEN environment variable to be defined.
-
-set -e
-
-source ./common.sh
-
-if [ -z ${GH_TOKEN+x} ]; then
-	echo "GH_TOKEN environment variable is not set"
-	exit 1
-fi
-
-REPO="github.com/paritytech/polkadot-wasm-bin.git"
-REPO_AUTH="${GH_TOKEN}:@${REPO}"
-DST=".wasm-binaries"
-TARGET="wasm32-unknown-unknown"
-UTCDATE=`date -u "+%Y%m%d.%H%M%S.0"`
-
-pushd .
-
-echo "*** Cloning repo"
-rm -rf $DST
-git clone https://$REPO $DST
-cd $DST
-rm -rf $TARGET
-mkdir -p $TARGET
-
-echo "*** Setting up GH config"
-git config push.default simple
-git config merge.ours.driver true
-git config user.email "admin@parity.io"
-git config user.name "CI Build"
-git remote set-url origin https://$REPO_AUTH > /dev/null 2>&1
-
-for SRC in "${SRCS[@]}"
-do
-  echo "*** Copying wasm binaries from $SRC"
-  cp ../$SRC/target/$TARGET/release/*.wasm $TARGET
-done
-
-if [ -f "package.json" ]; then
-  echo "*** Updating package.json"
-  sed -i -e "s/\"version\": \"[0-9.]*\"/\"version\": \"$UTCDATE\"/g" package.json
-  rm -rf package.json.bak
-fi
-
-echo "*** Adding to git"
-echo "$UTCDATE" > README.md
-git add --all .
-git commit -m "$UTCDATE"
-
-echo "*** Pushing upstream"
-git push --quiet origin HEAD:refs/heads/master > /dev/null 2>&1
-
-echo "*** Cleanup"
-cd ..
-rm -rf $DST
-popd
-
-echo "*** Completed"
-exit 0